google.load('visualization', '1.0', {'packages':['corechart']});
google.setOnLoadCallback(function(){
  var data = new google.visualization.DataTable();
       data.addColumn('string', '日');
       data.addColumn('number', '推測');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', '推測');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', 'iOS前月');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', 'iOS当月');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addRows([
        ['1日',276,null,null,225,null,null,null,null,null,null,null,null],
['2日',323,null,null,285,null,null,null,null,null,null,null,null],
['3日',339,null,null,315,null,null,null,null,null,null,null,null],
['4日',350,null,null,288,null,null,null,null,null,null,null,null],
['5日',500,null,null,399,null,null,null,null,null,null,null,null],
['6日',426,null,null,455,null,null,null,null,null,null,null,null],
['7日',475,null,null,539,null,null,null,null,null,null,null,null],
['8日',577,null,null,591,null,null,null,null,null,null,null,null],
['9日',684,null,null,610,null,null,null,null,null,null,null,null],
['10日',678,null,null,556,null,null,null,null,null,null,null,null],
['11日',759,null,null,599,null,null,null,null,null,null,null,null],
['12日',496,null,null,662,null,null,null,null,null,null,null,null],
['13日',222,null,null,630,null,null,null,null,null,null,null,null],
['14日',234,null,null,538,null,null,null,null,null,null,null,null],
['15日',298,null,null,540,null,null,null,null,null,null,null,null],
['16日',369,null,null,709,null,null,null,null,null,null,null,null],
['17日',429,null,null,233,null,null,null,null,null,null,null,null],
['18日',580,null,null,264,null,null,null,null,null,null,null,null],
['19日',817,null,null,313,null,null,null,null,null,null,null,null],
['20日',628,null,null,365,null,null,null,null,null,null,null,null],
['21日',585,null,null,347,null,null,null,null,null,null,null,null],
['22日',587,null,null,415,null,null,null,null,null,null,null,null],
['23日',245,null,null,588,null,null,null,null,null,null,null,null],
['24日',183,null,null,737,null,null,183,null,null,null,null,null],
['25日',231,null,null,289,null,null,null,null,null,null,null,null],
['26日',272,null,null,300,null,null,null,null,null,null,null,null],
['27日',420,null,null,346,null,null,null,null,null,null,null,null],
['28日',422,null,null,341,null,null,null,null,null,null,null,null],
['29日',445,null,null,383,null,null,null,null,null,null,null,null],
['30日',153,null,null,460,null,null,153,null,null,null,null,null],
['31日',null,null,null,487,null,null,null,null,null,null,null,null]
        ]);
  var options = {
    chartArea: {'width':'85%', 'height':'65%', 'left':60 },
    'pointSize': 3,
    hAxis: { titleTextStyle:{italic:false}, format:'#',ticks: [1,5,10,15,20,25,30] },
    vAxis: { title:'2021年12月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:900},direction:-1 },
    legend: {position: 'top' },
    tooltip: { trigger: 'both' },
    focusTarget: 'category',
    colors:['skyblue','pink','#2980b9','#e74c3c']
  };

  var chart = new google.visualization.LineChart(document.getElementById('graphField'));
  chart.draw(data, options);

  var lastlogday=31 -1 ;
  var lastlogcat=4;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});